diff --git a/buffer/src/test/kotlin/org/openrs2/buffer/ByteBufExtensionsTest.kt b/buffer/src/test/kotlin/org/openrs2/buffer/ByteBufExtensionsTest.kt
index 98c4c083..27109fde 100644
--- a/buffer/src/test/kotlin/org/openrs2/buffer/ByteBufExtensionsTest.kt
+++ b/buffer/src/test/kotlin/org/openrs2/buffer/ByteBufExtensionsTest.kt
@@ -2,9 +2,9 @@ package org.openrs2.buffer
 
 import io.netty.buffer.ByteBufAllocator
 import io.netty.buffer.Unpooled
-import org.junit.jupiter.api.assertThrows
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 import kotlin.test.assertFalse
 
 object ByteBufExtensionsTest {
@@ -119,13 +119,13 @@ object ByteBufExtensionsTest {
         }
 
         ByteBufAllocator.DEFAULT.buffer().use { buf ->
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 buf.writeShortSmart(-0x4001)
             }
         }
 
         ByteBufAllocator.DEFAULT.buffer().use { buf ->
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 buf.writeShortSmart(0x4000)
             }
         }
@@ -209,13 +209,13 @@ object ByteBufExtensionsTest {
         }
 
         ByteBufAllocator.DEFAULT.buffer().use { buf ->
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 buf.writeUnsignedShortSmart(-0x1)
             }
         }
 
         ByteBufAllocator.DEFAULT.buffer().use { buf ->
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 buf.writeUnsignedShortSmart(0x10000)
             }
         }
@@ -311,13 +311,13 @@ object ByteBufExtensionsTest {
         }
 
         ByteBufAllocator.DEFAULT.buffer().use { buf ->
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 buf.writeIntSmart(-0x40000001)
             }
         }
 
         ByteBufAllocator.DEFAULT.buffer().use { buf ->
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 buf.writeIntSmart(0x40000000)
             }
         }
@@ -401,7 +401,7 @@ object ByteBufExtensionsTest {
         }
 
         ByteBufAllocator.DEFAULT.buffer().use { buf ->
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 buf.writeUnsignedIntSmart(0x80000000.toInt())
             }
         }
@@ -450,19 +450,19 @@ object ByteBufExtensionsTest {
 
     @Test
     fun testCrc32Bounds() {
-        assertThrows<IndexOutOfBoundsException> {
+        assertFailsWith<IndexOutOfBoundsException> {
             Unpooled.EMPTY_BUFFER.crc32(-1, 0)
         }
 
-        assertThrows<IndexOutOfBoundsException> {
+        assertFailsWith<IndexOutOfBoundsException> {
             Unpooled.EMPTY_BUFFER.crc32(0, -1)
         }
 
-        assertThrows<IndexOutOfBoundsException> {
+        assertFailsWith<IndexOutOfBoundsException> {
             Unpooled.EMPTY_BUFFER.crc32(1, 0)
         }
 
-        assertThrows<IndexOutOfBoundsException> {
+        assertFailsWith<IndexOutOfBoundsException> {
             Unpooled.EMPTY_BUFFER.crc32(0, 1)
         }
     }
diff --git a/cache/src/test/kotlin/org/openrs2/cache/BufferedFileChannelTest.kt b/cache/src/test/kotlin/org/openrs2/cache/BufferedFileChannelTest.kt
index 3715fb59..9aa09d5a 100644
--- a/cache/src/test/kotlin/org/openrs2/cache/BufferedFileChannelTest.kt
+++ b/cache/src/test/kotlin/org/openrs2/cache/BufferedFileChannelTest.kt
@@ -4,7 +4,6 @@ import com.google.common.jimfs.Configuration
 import com.google.common.jimfs.Jimfs
 import io.netty.buffer.ByteBufAllocator
 import io.netty.buffer.Unpooled
-import org.junit.jupiter.api.assertThrows
 import org.openrs2.buffer.copiedBuffer
 import org.openrs2.buffer.use
 import org.openrs2.buffer.wrappedBuffer
@@ -16,6 +15,7 @@ import java.nio.file.StandardOpenOption.READ
 import java.nio.file.StandardOpenOption.WRITE
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 
 object BufferedFileChannelTest {
     @Test
@@ -197,7 +197,7 @@ object BufferedFileChannelTest {
 
             BufferedFileChannel(FileChannel.open(path, CREATE, READ, WRITE), 8, 8).use { channel ->
                 ByteBufAllocator.DEFAULT.buffer(1, 1).use { buf ->
-                    assertThrows<EOFException> {
+                    assertFailsWith<EOFException> {
                         channel.read(0, buf, buf.writableBytes())
                     }
                 }
@@ -213,7 +213,7 @@ object BufferedFileChannelTest {
 
             BufferedFileChannel(FileChannel.open(path, READ), 8, 8).use { channel ->
                 ByteBufAllocator.DEFAULT.buffer(15, 15).use { buf ->
-                    assertThrows<EOFException> {
+                    assertFailsWith<EOFException> {
                         channel.read(0, buf, buf.writableBytes())
                     }
                 }
diff --git a/cache/src/test/kotlin/org/openrs2/cache/DiskStoreTest.kt b/cache/src/test/kotlin/org/openrs2/cache/DiskStoreTest.kt
index b7f4fc57..212c3209 100644
--- a/cache/src/test/kotlin/org/openrs2/cache/DiskStoreTest.kt
+++ b/cache/src/test/kotlin/org/openrs2/cache/DiskStoreTest.kt
@@ -3,7 +3,6 @@ package org.openrs2.cache
 import com.google.common.jimfs.Configuration
 import com.google.common.jimfs.Jimfs
 import io.netty.buffer.Unpooled
-import org.junit.jupiter.api.assertThrows
 import org.openrs2.buffer.copiedBuffer
 import org.openrs2.buffer.use
 import org.openrs2.util.io.recursiveCopy
@@ -12,6 +11,7 @@ import java.io.FileNotFoundException
 import java.nio.file.Paths
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 import kotlin.test.assertFalse
 import kotlin.test.assertTrue
 
@@ -21,85 +21,85 @@ object DiskStoreTest {
     @Test
     fun testBounds() {
         readTest("empty") { store ->
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.exists(-1)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.exists(256)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.list(-1)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.list(256)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.exists(-1, 0)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.exists(256, 0)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.exists(0, -1)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.read(-1, 0).release()
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.read(256, 0).release()
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.read(0, -1).release()
             }
         }
 
         writeTest("empty") { store ->
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.create(-1)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.create(256)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.write(-1, 0, Unpooled.EMPTY_BUFFER)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.write(256, 0, Unpooled.EMPTY_BUFFER)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.write(0, -1, Unpooled.EMPTY_BUFFER)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.remove(-1)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.remove(256)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.remove(-1, 0)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.remove(256, 0)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.remove(0, -1)
             }
         }
@@ -200,7 +200,7 @@ object DiskStoreTest {
     @Test
     fun testListNonExistent() {
         readTest("empty") { store ->
-            assertThrows<FileNotFoundException> {
+            assertFailsWith<FileNotFoundException> {
                 store.list(0)
             }
         }
@@ -275,15 +275,15 @@ object DiskStoreTest {
     @Test
     fun testReadNonExistent() {
         readTest("single-block") { store ->
-            assertThrows<FileNotFoundException> {
+            assertFailsWith<FileNotFoundException> {
                 store.read(0, 0)
             }
 
-            assertThrows<FileNotFoundException> {
+            assertFailsWith<FileNotFoundException> {
                 store.read(255, 0)
             }
 
-            assertThrows<FileNotFoundException> {
+            assertFailsWith<FileNotFoundException> {
                 store.read(255, 2)
             }
         }
@@ -498,67 +498,67 @@ object DiskStoreTest {
     @Test
     fun testReadCorrupt() {
         readTest("corrupt-eof-late") { store ->
-            assertThrows<StoreCorruptException> {
+            assertFailsWith<StoreCorruptException> {
                 store.read(255, 1).release()
             }
         }
 
         readTest("corrupt-first-eof-early") { store ->
-            assertThrows<StoreCorruptException> {
+            assertFailsWith<StoreCorruptException> {
                 store.read(255, 1).release()
             }
         }
 
         readTest("corrupt-first-invalid-archive") { store ->
-            assertThrows<StoreCorruptException> {
+            assertFailsWith<StoreCorruptException> {
                 store.read(255, 1).release()
             }
         }
 
         readTest("corrupt-first-invalid-block-number") { store ->
-            assertThrows<StoreCorruptException> {
+            assertFailsWith<StoreCorruptException> {
                 store.read(255, 1).release()
             }
         }
 
         readTest("corrupt-first-invalid-group") { store ->
-            assertThrows<StoreCorruptException> {
+            assertFailsWith<StoreCorruptException> {
                 store.read(255, 1).release()
             }
         }
 
         readTest("corrupt-first-outside-data-file") { store ->
-            assertThrows<StoreCorruptException> {
+            assertFailsWith<StoreCorruptException> {
                 store.read(255, 1).release()
             }
         }
 
         readTest("corrupt-second-eof-early") { store ->
-            assertThrows<StoreCorruptException> {
+            assertFailsWith<StoreCorruptException> {
                 store.read(255, 1).release()
             }
         }
 
         readTest("corrupt-second-invalid-archive") { store ->
-            assertThrows<StoreCorruptException> {
+            assertFailsWith<StoreCorruptException> {
                 store.read(255, 1).release()
             }
         }
 
         readTest("corrupt-second-invalid-block-number") { store ->
-            assertThrows<StoreCorruptException> {
+            assertFailsWith<StoreCorruptException> {
                 store.read(255, 1).release()
             }
         }
 
         readTest("corrupt-second-invalid-group") { store ->
-            assertThrows<StoreCorruptException> {
+            assertFailsWith<StoreCorruptException> {
                 store.read(255, 1).release()
             }
         }
 
         readTest("corrupt-second-outside-data-file") { store ->
-            assertThrows<StoreCorruptException> {
+            assertFailsWith<StoreCorruptException> {
                 store.read(255, 1).release()
             }
         }
diff --git a/cache/src/test/kotlin/org/openrs2/cache/FlatFileStoreTest.kt b/cache/src/test/kotlin/org/openrs2/cache/FlatFileStoreTest.kt
index da4824ed..1a2e5024 100644
--- a/cache/src/test/kotlin/org/openrs2/cache/FlatFileStoreTest.kt
+++ b/cache/src/test/kotlin/org/openrs2/cache/FlatFileStoreTest.kt
@@ -3,7 +3,6 @@ package org.openrs2.cache
 import com.google.common.jimfs.Configuration
 import com.google.common.jimfs.Jimfs
 import io.netty.buffer.Unpooled
-import org.junit.jupiter.api.assertThrows
 import org.openrs2.buffer.copiedBuffer
 import org.openrs2.buffer.use
 import org.openrs2.util.io.recursiveCopy
@@ -13,6 +12,7 @@ import java.nio.file.Path
 import java.nio.file.Paths
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 import kotlin.test.assertFalse
 import kotlin.test.assertTrue
 
@@ -23,85 +23,85 @@ object FlatFileStoreTest {
     @Test
     fun testBounds() {
         readTest("empty") { store ->
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.exists(-1)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.exists(256)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.list(-1)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.list(256)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.exists(-1, 0)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.exists(256, 0)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.exists(0, -1)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.read(-1, 0).release()
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.read(256, 0).release()
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.read(0, -1).release()
             }
         }
 
         writeTest("empty") { store ->
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.create(-1)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.create(256)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.write(-1, 0, Unpooled.EMPTY_BUFFER)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.write(256, 0, Unpooled.EMPTY_BUFFER)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.write(0, -1, Unpooled.EMPTY_BUFFER)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.remove(-1)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.remove(256)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.remove(-1, 0)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.remove(256, 0)
             }
 
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 store.remove(0, -1)
             }
         }
@@ -142,11 +142,11 @@ object FlatFileStoreTest {
             assertEquals(listOf(0, 1), store.list(0))
             assertEquals(listOf(0, 65536), store.list(255))
 
-            assertThrows<FileNotFoundException> {
+            assertFailsWith<FileNotFoundException> {
                 store.list(1)
             }
 
-            assertThrows<FileNotFoundException> {
+            assertFailsWith<FileNotFoundException> {
                 store.list(254)
             }
         }
@@ -174,11 +174,11 @@ object FlatFileStoreTest {
                 assertEquals(Unpooled.EMPTY_BUFFER, actual)
             }
 
-            assertThrows<FileNotFoundException> {
+            assertFailsWith<FileNotFoundException> {
                 store.read(0, 2).release()
             }
 
-            assertThrows<FileNotFoundException> {
+            assertFailsWith<FileNotFoundException> {
                 store.read(1, 0).release()
             }
 
diff --git a/cache/src/test/kotlin/org/openrs2/cache/Js5CompressionTest.kt b/cache/src/test/kotlin/org/openrs2/cache/Js5CompressionTest.kt
index 7bb8c145..fbeb61fb 100644
--- a/cache/src/test/kotlin/org/openrs2/cache/Js5CompressionTest.kt
+++ b/cache/src/test/kotlin/org/openrs2/cache/Js5CompressionTest.kt
@@ -2,13 +2,13 @@ package org.openrs2.cache
 
 import io.netty.buffer.ByteBuf
 import io.netty.buffer.Unpooled
-import org.junit.jupiter.api.assertThrows
 import org.openrs2.buffer.copiedBuffer
 import org.openrs2.buffer.use
 import org.openrs2.crypto.XteaKey
 import java.io.IOException
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 import kotlin.test.assertFalse
 import kotlin.test.assertNotEquals
 import kotlin.test.assertTrue
@@ -264,11 +264,11 @@ object Js5CompressionTest {
     @Test
     fun testInvalidType() {
         read("invalid-type.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.uncompress(compressed.slice()).release()
             }
 
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.isKeyValid(compressed.slice(), XteaKey.ZERO)
             }
         }
@@ -277,11 +277,11 @@ object Js5CompressionTest {
     @Test
     fun testInvalidLength() {
         read("invalid-length.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.uncompress(compressed.slice()).release()
             }
 
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.isKeyValid(compressed.slice(), XteaKey.ZERO)
             }
         }
@@ -290,7 +290,7 @@ object Js5CompressionTest {
     @Test
     fun testInvalidUncompressedLength() {
         read("invalid-uncompressed-length.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.uncompress(compressed.slice()).release()
             }
 
@@ -301,7 +301,7 @@ object Js5CompressionTest {
     @Test
     fun testNoneEof() {
         read("none-eof.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.uncompress(compressed).release()
             }
         }
@@ -310,7 +310,7 @@ object Js5CompressionTest {
     @Test
     fun testBzip2Eof() {
         read("bzip2-eof.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.uncompress(compressed.slice()).release()
             }
 
@@ -321,7 +321,7 @@ object Js5CompressionTest {
     @Test
     fun testGzipEof() {
         read("gzip-eof.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.uncompress(compressed.slice()).release()
             }
 
@@ -332,7 +332,7 @@ object Js5CompressionTest {
     @Test
     fun testLzmaEof() {
         read("lzma-eof.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.uncompress(compressed.slice()).release()
             }
 
@@ -343,7 +343,7 @@ object Js5CompressionTest {
     @Test
     fun testBzip2Corrupt() {
         read("bzip2-corrupt.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.uncompress(compressed.slice()).release()
             }
 
@@ -354,7 +354,7 @@ object Js5CompressionTest {
     @Test
     fun testGzipCorrupt() {
         read("gzip-corrupt.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.uncompress(compressed.slice()).release()
             }
 
@@ -365,7 +365,7 @@ object Js5CompressionTest {
     @Test
     fun testLzmaCorrupt() {
         read("lzma-corrupt.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.uncompress(compressed.slice()).release()
             }
 
@@ -461,7 +461,7 @@ object Js5CompressionTest {
     @Test
     fun testKeyValidShorterThanTwoBlocks() {
         read("shorter-than-two-blocks.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.isKeyValid(compressed, XteaKey.ZERO)
             }
         }
@@ -470,11 +470,11 @@ object Js5CompressionTest {
     @Test
     fun testCompressedUnderflow() {
         read("compressed-underflow.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.uncompress(compressed.slice()).release()
             }
 
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.isKeyValid(compressed.slice(), XteaKey.ZERO)
             }
         }
@@ -483,7 +483,7 @@ object Js5CompressionTest {
     @Test
     fun testUncompressedOverflow() {
         read("uncompressed-overflow.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.uncompress(compressed).release()
             }
         }
@@ -492,7 +492,7 @@ object Js5CompressionTest {
     @Test
     fun testUncompressedUnderflow() {
         read("uncompressed-underflow.dat").use { compressed ->
-            assertThrows<IOException> {
+            assertFailsWith<IOException> {
                 Js5Compression.uncompress(compressed).release()
             }
         }
diff --git a/cache/src/test/kotlin/org/openrs2/cache/Js5IndexTest.kt b/cache/src/test/kotlin/org/openrs2/cache/Js5IndexTest.kt
index 4bc17ba9..85dd3aa6 100644
--- a/cache/src/test/kotlin/org/openrs2/cache/Js5IndexTest.kt
+++ b/cache/src/test/kotlin/org/openrs2/cache/Js5IndexTest.kt
@@ -4,12 +4,12 @@ import io.netty.buffer.ByteBuf
 import io.netty.buffer.ByteBufAllocator
 import io.netty.buffer.ByteBufUtil
 import io.netty.buffer.Unpooled
-import org.junit.jupiter.api.assertThrows
 import org.openrs2.buffer.use
 import org.openrs2.buffer.wrappedBuffer
 import org.openrs2.util.krHashCode
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 import kotlin.test.assertFalse
 import kotlin.test.assertNull
 import kotlin.test.assertTrue
@@ -130,13 +130,13 @@ object Js5IndexTest {
     @Test
     fun testReadUnsupportedProtocol() {
         wrappedBuffer(4).use { buf ->
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 Js5Index.read(buf)
             }
         }
 
         wrappedBuffer(8).use { buf ->
-            assertThrows<IllegalArgumentException> {
+            assertFailsWith<IllegalArgumentException> {
                 Js5Index.read(buf)
             }
         }
@@ -228,7 +228,7 @@ object Js5IndexTest {
         index.createOrGet(65536)
 
         ByteBufAllocator.DEFAULT.buffer().use { buf ->
-            assertThrows<IllegalStateException> {
+            assertFailsWith<IllegalStateException> {
                 index.write(buf)
             }
         }
diff --git a/cache/src/test/kotlin/org/openrs2/cache/NamedEntryCollectionTest.kt b/cache/src/test/kotlin/org/openrs2/cache/NamedEntryCollectionTest.kt
index 1dd1ee3f..4bd791ff 100644
--- a/cache/src/test/kotlin/org/openrs2/cache/NamedEntryCollectionTest.kt
+++ b/cache/src/test/kotlin/org/openrs2/cache/NamedEntryCollectionTest.kt
@@ -1,9 +1,9 @@
 package org.openrs2.cache
 
-import org.junit.jupiter.api.assertThrows
 import org.openrs2.util.krHashCode
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 import kotlin.test.assertFalse
 import kotlin.test.assertNull
 import kotlin.test.assertTrue
@@ -33,35 +33,35 @@ object NamedEntryCollectionTest {
     fun testBounds() {
         val collection = TestCollection()
 
-        assertThrows<IllegalArgumentException> {
+        assertFailsWith<IllegalArgumentException> {
             -1 in collection
         }
 
-        assertThrows<IllegalArgumentException> {
+        assertFailsWith<IllegalArgumentException> {
             collection.containsNamed(-1)
         }
 
-        assertThrows<IllegalArgumentException> {
+        assertFailsWith<IllegalArgumentException> {
             collection[-1]
         }
 
-        assertThrows<IllegalArgumentException> {
+        assertFailsWith<IllegalArgumentException> {
             collection.getNamed(-1)
         }
 
-        assertThrows<IllegalArgumentException> {
+        assertFailsWith<IllegalArgumentException> {
             collection.createOrGet(-1)
         }
 
-        assertThrows<IllegalArgumentException> {
+        assertFailsWith<IllegalArgumentException> {
             collection.createOrGetNamed(-1)
         }
 
-        assertThrows<IllegalArgumentException> {
+        assertFailsWith<IllegalArgumentException> {
             collection.remove(-1)
         }
 
-        assertThrows<IllegalArgumentException> {
+        assertFailsWith<IllegalArgumentException> {
             collection.removeNamed(-1)
         }
     }
@@ -590,17 +590,17 @@ object NamedEntryCollectionTest {
 
         val it = collection.iterator()
 
-        assertThrows<IllegalStateException> {
+        assertFailsWith<IllegalStateException> {
             it.remove()
         }
 
         assertFalse(it.hasNext())
 
-        assertThrows<NoSuchElementException> {
+        assertFailsWith<NoSuchElementException> {
             it.next()
         }
 
-        assertThrows<IllegalStateException> {
+        assertFailsWith<IllegalStateException> {
             it.remove()
         }
     }
@@ -615,7 +615,7 @@ object NamedEntryCollectionTest {
 
         val it = collection.iterator()
 
-        assertThrows<IllegalStateException> {
+        assertFailsWith<IllegalStateException> {
             it.remove()
         }
 
@@ -624,11 +624,11 @@ object NamedEntryCollectionTest {
 
         assertFalse(it.hasNext())
 
-        assertThrows<NoSuchElementException> {
+        assertFailsWith<NoSuchElementException> {
             it.next()
         }
 
-        assertThrows<IllegalStateException> {
+        assertFailsWith<IllegalStateException> {
             it.remove()
         }
     }
@@ -647,7 +647,7 @@ object NamedEntryCollectionTest {
 
         val it = collection.iterator()
 
-        assertThrows<IllegalStateException> {
+        assertFailsWith<IllegalStateException> {
             it.remove()
         }
 
@@ -659,11 +659,11 @@ object NamedEntryCollectionTest {
 
         assertFalse(it.hasNext())
 
-        assertThrows<NoSuchElementException> {
+        assertFailsWith<NoSuchElementException> {
             it.next()
         }
 
-        assertThrows<IllegalStateException> {
+        assertFailsWith<IllegalStateException> {
             it.remove()
         }
     }
@@ -683,7 +683,7 @@ object NamedEntryCollectionTest {
 
         it.remove()
 
-        assertThrows<IllegalStateException> {
+        assertFailsWith<IllegalStateException> {
             it.remove()
         }
 
@@ -713,7 +713,7 @@ object NamedEntryCollectionTest {
 
         it.remove()
 
-        assertThrows<IllegalStateException> {
+        assertFailsWith<IllegalStateException> {
             it.remove()
         }
 
@@ -722,7 +722,7 @@ object NamedEntryCollectionTest {
 
         it.remove()
 
-        assertThrows<IllegalStateException> {
+        assertFailsWith<IllegalStateException> {
             it.remove()
         }
 
diff --git a/db/src/test/kotlin/org/openrs2/db/BackoffStrategyTest.kt b/db/src/test/kotlin/org/openrs2/db/BackoffStrategyTest.kt
index 66533ee3..55b80173 100644
--- a/db/src/test/kotlin/org/openrs2/db/BackoffStrategyTest.kt
+++ b/db/src/test/kotlin/org/openrs2/db/BackoffStrategyTest.kt
@@ -1,8 +1,8 @@
 package org.openrs2.db
 
-import org.junit.jupiter.api.assertThrows
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 
 object BackoffStrategyTest {
     @Test
@@ -13,22 +13,22 @@ object BackoffStrategyTest {
         assertEquals(1000, strategy.getDelay(1))
         assertEquals(1000, strategy.getDelay(2))
 
-        assertThrows<IllegalArgumentException> {
+        assertFailsWith<IllegalArgumentException> {
             strategy.getDelay(-1)
         }
     }
 
     @Test
     fun testBinaryExponentialBackoff() {
-        assertThrows<IllegalArgumentException> {
+        assertFailsWith<IllegalArgumentException> {
             BinaryExponentialBackoffStrategy(0, 1)
         }
 
-        assertThrows<IllegalArgumentException> {
+        assertFailsWith<IllegalArgumentException> {
             BinaryExponentialBackoffStrategy(1, 0)
         }
 
-        assertThrows<IllegalArgumentException> {
+        assertFailsWith<IllegalArgumentException> {
             BinaryExponentialBackoffStrategy(1, 1).getDelay(-1)
         }
     }
diff --git a/db/src/test/kotlin/org/openrs2/db/DatabaseTest.kt b/db/src/test/kotlin/org/openrs2/db/DatabaseTest.kt
index 5cf80770..39ceb15c 100644
--- a/db/src/test/kotlin/org/openrs2/db/DatabaseTest.kt
+++ b/db/src/test/kotlin/org/openrs2/db/DatabaseTest.kt
@@ -3,10 +3,10 @@ package org.openrs2.db
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.test.runBlockingTest
 import org.h2.jdbcx.JdbcDataSource
-import org.junit.jupiter.api.assertThrows
 import java.sql.SQLException
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 import kotlin.test.assertTrue
 
 @ExperimentalCoroutinesApi
@@ -35,7 +35,7 @@ object DatabaseTest {
 
     @Test
     fun testBounds() {
-        assertThrows<IllegalArgumentException> {
+        assertFailsWith<IllegalArgumentException> {
             Database(dataSource, attempts = 0)
         }
     }
@@ -86,7 +86,7 @@ object DatabaseTest {
     fun testDeadlockFailure() {
         var attempts = 0
 
-        assertThrows<DeadlockException> {
+        assertFailsWith<DeadlockException> {
             runBlockingTest {
                 database.execute<Unit> {
                     attempts++
@@ -102,7 +102,7 @@ object DatabaseTest {
     fun testNonDeadlockFailure() {
         var attempts = 0
 
-        assertThrows<TestException> {
+        assertFailsWith<TestException> {
             runBlockingTest {
                 database.execute<Unit> {
                     attempts++
@@ -168,7 +168,7 @@ object DatabaseTest {
     fun testNonDeadlockNextChain() {
         var attempts = 0
 
-        assertThrows<NonDeadlockException> {
+        assertFailsWith<NonDeadlockException> {
             runBlockingTest {
                 database.execute<Unit> {
                     attempts++
diff --git a/protocol/src/test/kotlin/org/openrs2/protocol/Rs2DecoderTest.kt b/protocol/src/test/kotlin/org/openrs2/protocol/Rs2DecoderTest.kt
index 51ed5f26..915e0b9f 100644
--- a/protocol/src/test/kotlin/org/openrs2/protocol/Rs2DecoderTest.kt
+++ b/protocol/src/test/kotlin/org/openrs2/protocol/Rs2DecoderTest.kt
@@ -3,10 +3,10 @@ package org.openrs2.protocol
 import io.netty.buffer.Unpooled
 import io.netty.channel.embedded.EmbeddedChannel
 import io.netty.handler.codec.DecoderException
-import org.junit.jupiter.api.assertThrows
 import org.openrs2.buffer.wrappedBuffer
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 
 object Rs2DecoderTest {
     @Test
@@ -28,7 +28,7 @@ object Rs2DecoderTest {
     fun testUnsupported() {
         val channel = EmbeddedChannel(Rs2Decoder(Protocol()))
 
-        assertThrows<DecoderException> {
+        assertFailsWith<DecoderException> {
             channel.writeInbound(wrappedBuffer(0))
         }
     }
@@ -53,7 +53,7 @@ object Rs2DecoderTest {
         channel.writeInbound(wrappedBuffer(0, 0x11, 0x22, 0x33, 0x44))
         channel.readInbound<Packet>()
 
-        assertThrows<DecoderException> {
+        assertFailsWith<DecoderException> {
             channel.writeInbound(wrappedBuffer(5))
         }
 
@@ -64,7 +64,7 @@ object Rs2DecoderTest {
         val actual = channel.readInbound<Packet>()
         assertEquals(EmptyPacket, actual)
 
-        assertThrows<DecoderException> {
+        assertFailsWith<DecoderException> {
             channel.writeInbound(wrappedBuffer(0, 0x11, 0x22, 0x33, 0x44))
         }
     }
diff --git a/protocol/src/test/kotlin/org/openrs2/protocol/Rs2EncoderTest.kt b/protocol/src/test/kotlin/org/openrs2/protocol/Rs2EncoderTest.kt
index 5fc505ea..d69985f7 100644
--- a/protocol/src/test/kotlin/org/openrs2/protocol/Rs2EncoderTest.kt
+++ b/protocol/src/test/kotlin/org/openrs2/protocol/Rs2EncoderTest.kt
@@ -4,11 +4,11 @@ import io.netty.buffer.ByteBuf
 import io.netty.buffer.Unpooled
 import io.netty.channel.embedded.EmbeddedChannel
 import io.netty.handler.codec.EncoderException
-import org.junit.jupiter.api.assertThrows
 import org.openrs2.buffer.use
 import org.openrs2.buffer.wrappedBuffer
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 
 object Rs2EncoderTest {
     @Test
@@ -36,11 +36,11 @@ object Rs2EncoderTest {
         channel.writeOutbound(VariableShortPacket(ByteArray(65535)))
         channel.readOutbound<ByteBuf>().release()
 
-        assertThrows<EncoderException> {
+        assertFailsWith<EncoderException> {
             channel.writeOutbound(VariableBytePacket(ByteArray(256)))
         }
 
-        assertThrows<EncoderException> {
+        assertFailsWith<EncoderException> {
             channel.writeOutbound(VariableShortPacket(ByteArray(65536)))
         }
     }
@@ -49,7 +49,7 @@ object Rs2EncoderTest {
     fun testUnsupported() {
         val channel = EmbeddedChannel(Rs2Encoder(Protocol()))
 
-        assertThrows<EncoderException> {
+        assertFailsWith<EncoderException> {
             channel.writeOutbound(FixedPacket(0x11223344))
         }
     }
@@ -58,7 +58,7 @@ object Rs2EncoderTest {
     fun testLengthMismatch() {
         val channel = EmbeddedChannel(Rs2Encoder(Protocol(LengthMismatchPacketCodec)))
 
-        assertThrows<EncoderException> {
+        assertFailsWith<EncoderException> {
             channel.writeOutbound(FixedPacket(0x11223344))
         }
     }
@@ -92,7 +92,7 @@ object Rs2EncoderTest {
         channel.writeOutbound(FixedPacket(0x11223344))
         channel.readOutbound<ByteBuf>().release()
 
-        assertThrows<EncoderException> {
+        assertFailsWith<EncoderException> {
             channel.writeOutbound(EmptyPacket)
         }
 
@@ -106,7 +106,7 @@ object Rs2EncoderTest {
             }
         }
 
-        assertThrows<EncoderException> {
+        assertFailsWith<EncoderException> {
             channel.writeOutbound(FixedPacket(0x11223344))
         }
     }
diff --git a/protocol/src/test/kotlin/org/openrs2/protocol/jaggrab/JaggrabRequestDecoderTest.kt b/protocol/src/test/kotlin/org/openrs2/protocol/jaggrab/JaggrabRequestDecoderTest.kt
index 6c554d03..7b3d5bf6 100644
--- a/protocol/src/test/kotlin/org/openrs2/protocol/jaggrab/JaggrabRequestDecoderTest.kt
+++ b/protocol/src/test/kotlin/org/openrs2/protocol/jaggrab/JaggrabRequestDecoderTest.kt
@@ -2,9 +2,9 @@ package org.openrs2.protocol.jaggrab
 
 import io.netty.channel.embedded.EmbeddedChannel
 import io.netty.handler.codec.DecoderException
-import org.junit.jupiter.api.assertThrows
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 
 object JaggrabRequestDecoderTest {
     @Test
@@ -20,7 +20,7 @@ object JaggrabRequestDecoderTest {
     fun testInvalid() {
         val channel = EmbeddedChannel(JaggrabRequestDecoder)
 
-        assertThrows<DecoderException> {
+        assertFailsWith<DecoderException> {
             channel.writeInbound("Hello, world!")
         }
     }
diff --git a/protocol/src/test/kotlin/org/openrs2/protocol/js5/Js5RequestDecoderTest.kt b/protocol/src/test/kotlin/org/openrs2/protocol/js5/Js5RequestDecoderTest.kt
index 8fa9fbb5..0a046eb8 100644
--- a/protocol/src/test/kotlin/org/openrs2/protocol/js5/Js5RequestDecoderTest.kt
+++ b/protocol/src/test/kotlin/org/openrs2/protocol/js5/Js5RequestDecoderTest.kt
@@ -3,10 +3,10 @@ package org.openrs2.protocol.js5
 import io.netty.buffer.Unpooled
 import io.netty.channel.embedded.EmbeddedChannel
 import io.netty.handler.codec.DecoderException
-import org.junit.jupiter.api.assertThrows
 import org.openrs2.buffer.wrappedBuffer
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 
 object Js5RequestDecoderTest {
     @Test
@@ -32,7 +32,7 @@ object Js5RequestDecoderTest {
     fun testUnknownOpcode() {
         val channel = EmbeddedChannel(Js5RequestDecoder())
 
-        assertThrows<DecoderException> {
+        assertFailsWith<DecoderException> {
             channel.writeInbound(wrappedBuffer(8, 0, 0, 0))
         }
     }
diff --git a/protocol/src/test/kotlin/org/openrs2/protocol/js5/Js5ResponseDecoderTest.kt b/protocol/src/test/kotlin/org/openrs2/protocol/js5/Js5ResponseDecoderTest.kt
index 3301b2a5..c79b9433 100644
--- a/protocol/src/test/kotlin/org/openrs2/protocol/js5/Js5ResponseDecoderTest.kt
+++ b/protocol/src/test/kotlin/org/openrs2/protocol/js5/Js5ResponseDecoderTest.kt
@@ -5,11 +5,11 @@ import io.netty.buffer.ByteBufAllocator
 import io.netty.buffer.Unpooled
 import io.netty.channel.embedded.EmbeddedChannel
 import io.netty.handler.codec.DecoderException
-import org.junit.jupiter.api.assertThrows
 import org.openrs2.buffer.use
 import org.openrs2.buffer.wrappedBuffer
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 
 object Js5ResponseDecoderTest {
     @Test
@@ -58,7 +58,7 @@ object Js5ResponseDecoderTest {
     fun testDecodeNegativeLength() {
         val channel = EmbeddedChannel(Js5ResponseDecoder())
 
-        assertThrows<DecoderException> {
+        assertFailsWith<DecoderException> {
             channel.writeInbound(wrappedBuffer(2, 0, 3, 0, 0xFF.toByte(), 0xFF.toByte(), 0xFF.toByte(), 0xFF.toByte()))
         }
     }
@@ -67,7 +67,7 @@ object Js5ResponseDecoderTest {
     fun testDecodeOverflowUncompressed() {
         val channel = EmbeddedChannel(Js5ResponseDecoder())
 
-        assertThrows<DecoderException> {
+        assertFailsWith<DecoderException> {
             channel.writeInbound(wrappedBuffer(2, 0, 3, 0, 0x7F, 0xFF.toByte(), 0xFF.toByte(), 0xFB.toByte()))
         }
     }
@@ -76,7 +76,7 @@ object Js5ResponseDecoderTest {
     fun testDecodeOverflowCompressed() {
         val channel = EmbeddedChannel(Js5ResponseDecoder())
 
-        assertThrows<DecoderException> {
+        assertFailsWith<DecoderException> {
             channel.writeInbound(wrappedBuffer(2, 0, 3, 1, 0x7F, 0xFF.toByte(), 0xFF.toByte(), 0xF7.toByte()))
         }
     }
@@ -85,7 +85,7 @@ object Js5ResponseDecoderTest {
     fun testDecodeInvalidBlockTrailer() {
         val channel = EmbeddedChannel(Js5ResponseDecoder())
 
-        assertThrows<DecoderException> {
+        assertFailsWith<DecoderException> {
             channel.writeInbound(read("invalid-block-trailer.dat"))
         }
     }
diff --git a/protocol/src/test/kotlin/org/openrs2/protocol/js5/Js5ResponseEncoderTest.kt b/protocol/src/test/kotlin/org/openrs2/protocol/js5/Js5ResponseEncoderTest.kt
index f559c98c..277c97fc 100644
--- a/protocol/src/test/kotlin/org/openrs2/protocol/js5/Js5ResponseEncoderTest.kt
+++ b/protocol/src/test/kotlin/org/openrs2/protocol/js5/Js5ResponseEncoderTest.kt
@@ -4,10 +4,10 @@ import io.netty.buffer.ByteBuf
 import io.netty.buffer.Unpooled
 import io.netty.channel.embedded.EmbeddedChannel
 import io.netty.handler.codec.EncoderException
-import org.junit.jupiter.api.assertThrows
 import org.openrs2.buffer.use
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 
 object Js5ResponseEncoderTest {
     @Test
@@ -35,7 +35,7 @@ object Js5ResponseEncoderTest {
     fun testEncodeEmpty() {
         val channel = EmbeddedChannel(Js5ResponseEncoder)
 
-        assertThrows<EncoderException> {
+        assertFailsWith<EncoderException> {
             channel.writeOutbound(Js5Response(true, 2, 3, Unpooled.EMPTY_BUFFER))
         }
     }
diff --git a/util/src/test/kotlin/org/openrs2/util/collect/IterableUtilsTest.kt b/util/src/test/kotlin/org/openrs2/util/collect/IterableUtilsTest.kt
index 0f1523d2..4c9b51b4 100644
--- a/util/src/test/kotlin/org/openrs2/util/collect/IterableUtilsTest.kt
+++ b/util/src/test/kotlin/org/openrs2/util/collect/IterableUtilsTest.kt
@@ -1,8 +1,8 @@
 package org.openrs2.util.collect
 
-import org.junit.jupiter.api.assertThrows
 import kotlin.test.Test
 import kotlin.test.assertEquals
+import kotlin.test.assertFailsWith
 import kotlin.test.assertFalse
 import kotlin.test.assertNull
 import kotlin.test.assertTrue
@@ -20,7 +20,7 @@ object IterableUtilsTest {
         assertEquals(3, list.removeFirst())
         assertEquals(emptyList<Int>(), list)
 
-        assertThrows<NoSuchElementException> {
+        assertFailsWith<NoSuchElementException> {
             list.removeFirst()
         }
     }